Corsair Vengeance 8GB (2x4GB) DDR3 desktop memory kit. Model CMZ8GX3M2A1600C9, rated 1600MHz, CAS latency 9-9-9-24, 1.50V, ver8.16. Includes two matched 4GB modules with black low-profile Vengeance heat spreaders. Made in Taiwan. Serial numbers 897499 and 897474, batch 131002840. Modules are in excellent physical shape with clean gold contacts. Untested and sold as-is. Great for upgrading or repairing an older DDR3 desktop system.